How to get a quantitative phase analysis from small amounts of sample?

Hello, Due to project internal reasons I can only obtain samples (multi-oxide systems) having a volume being to small for a quantitave XRD analysis. Is it correct to fill up the sample with a...

15 January 2021 8,389 5 View

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I am looking for high purity calcium phosphate powders. In order to fulfill a special application, it is necessary to obtain sintered bulks being white, but not blue. can anybody help me? Thank...

10 May 2020 1,295 3 View

Is there a free or low cost software for editing chromatograms?

For example I want to compare, align and edit forward and reverse chromatograms (by changing, deleting, inserting bases etc. within the chromatograms) and finally get the consensus sequence in...

26 June 2019 7,103 3 View

Protocols for determining live cells grown on transwell filters? Dye? LDH?

11 October 2016 4,436 3 View

Any differences in ecology and distribution Eleusine indica and E. Eleusine tristachya in Europe?

hallo, I need some information about the occurrence and distribution of Eleusine in (South-) Europe (Mediterranean, Spain/Iberia) incl. Canary Islands. Are there distribution maps? What are the...

30 October 2014 3,447 5 View

Has anybody the equipment for annealing a sample under a H2/CO2 atmosphere?

06 August 2014 2,525 2 View

Selection of MSCs/ECFCs with puromycin after transduction - can anyone help?

12 March 2014 663 1 View

How does the distance between the layers in bilayer graphene vary with perpendicular pressure?

I wanted to calculate the change in distance "d" between the two layers in bilayer graphene for a given pressure "p" perpendicular to the surface. For continuous materials the relation between...

13 February 2013 619 4 View

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

What does Servant Leadership mean today and in the future? What are the advantages and disadvantages?

In current time of many changes in business and world of work, a lot is said and reported about the importance, skills and benefits of leadership. Are soft skills becoming more and more important?...

02 March 2021 8,149 3 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View